218215912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1435631}}^1$

素因数の和:1435656

約数の個数: 16

約数和(自身を含む): 430689600

約数和(自身を除く): 212473688

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1435631, 2871262, 5742524, 11485048, 27276989, 54553978, 109107956, 218215912]

約数ペア:

[(1, 218215912), (2, 109107956), (4, 54553978), (8, 27276989), (19, 11485048), (38, 5742524), (76, 2871262), (152, 1435631)]